diff --git a/llvm/include/llvm/Support/TimeValue.h b/llvm/include/llvm/Support/TimeValue.h
index 161214cbd32551acb107146147995de99f06ea03..ab7401a5c1215d9eba95eafc5e07c54f62b4d33c 100644
--- a/llvm/include/llvm/Support/TimeValue.h
+++ b/llvm/include/llvm/Support/TimeValue.h
@@ -82,6 +82,9 @@ namespace sys {
   /// @name Constructors
   /// @{
   public:
+    /// \brief Default construct a time value, initializing to ZeroTime.
+    TimeValue() : seconds_(0), nanos_(0) {}
+
     /// Caller provides the exact value in seconds and nanoseconds. The
     /// \p nanos argument defaults to zero for convenience.
     /// @brief Explicit constructor